BIDA 630 DATA ANALYTICS QUESTIONS AND CORRECT ANSWERS | LATEST UPDATE
3 views 0 purchase
Course
BIDA 630
Institution
BIDA 630
Identify whether the task required is supervised or unsupervised learning: Deciding whether
to issue a loan to an applicant based on demographic and financial data (with reference to a
database of similar data on prior customers).
- Supervised
- Unsupervised
-:- Supervised
This is supervis...
BIDA 630 DATA ANALYTICS
QUESTIONS AND CORRECT ANSWERS |
LATEST UPDATE
Identify whether the task required is supervised or unsupervised learning: Deciding whether
to issue a loan to an applicant based on demographic and financial data (with reference to a
database of similar data on prior customers).
- Supervised
- Unsupervised
✓ -:- Supervised
This is supervised learning, because the database includes whether the loan was approved or
not.
Identify whether the task required is supervised or unsupervised learning: Printing of custom
discount coupons at the conclusion of a grocery store checkout based on what you just
_____________ of data is used to assess the performance of each supervised learning
model so that we can compare models and pick the best one.
- The test partition
- The validation partition
✓ -:- Validation
The validation partition is used to assess the performance of each supervised learning model
so that we can compare models and pick the best one. In some algorithms (e.g.,
classification and regression trees, k-nearest neighbors) the validation partition may be used
in automated fashion to tune and improve the model. This means that the validation data
are actually used to help build the model.
When a model is fit to training data, zero error with those data is not necessarily good. This
special case is called ______.
- Overestimating
- Good fit
3|P a g e | G r a d e A + | 2 0 2 0 2 5
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TestTrackers. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.